544413062561 has 4 divisors (see below), whose sum is σ = 544415369472. Its totient is φ = 544410755652.

The previous prime is 544413062551. The next prime is 544413062573. The reversal of 544413062561 is 165260314445.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 544413062561 - 2¹⁰ = 544413061537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (544413062521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 753161 + ... + 1286886.

It is an arithmetic number, because the mean of its divisors is an integer number (136103842368).

Almost surely, 2^544413062561 is an apocalyptic number.

It is an amenable number.

544413062561 is a deficient number, since it is larger than the sum of its proper divisors (2306911).

544413062561 is a wasteful number, since it uses less digits than its factorization.

544413062561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2306910.

The product of its (nonzero) digits is 345600, while the sum is 41.

The spelling of 544413062561 in words is "five hundred forty-four billion, four hundred thirteen million, sixty-two thousand, five hundred sixty-one".